package main

import "fmt"

func main() {
	var a int
	var b float64
	var c string
	var d bool

	fmt.Printf("a=%d\n", a)
	fmt.Printf("b=%f\n", b)
	fmt.Printf("c=%v\n", c)
	fmt.Printf("d=%v\n", d)

	// a=0
	// b=0.000000
	// c=
	// d=false

	var p int32 = 255
	var t int8 = int8(p)
	fmt.Println(t)
}
